Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The arrival of April brings a temperature shift, with the average high-temperature escalating from a frosty 43°F (6.1°C) in March to a cool 55°F (12.8°C). In April, Upper Lehigh's temperature tends to fall to an average low of 37.9°F (3.3°C) during the night.Humidity
April is the least humid month, with an average relative humidity of 78%.Rainfall
In Upper Lehigh, in April, it is raining for 16.4 days, with typically 3.23" (82mm) of accumulated precipitation. In Upper Lehigh, during the entire year, the rain falls for 163.6 days and collects up to 35" (889mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In April, in Upper Lehigh, it is snowing for 3.6 days. Throughout April, 1.34" (34mm) of snow is accumulated. In Upper Lehigh, during the entire year, snow falls for 60.9 days and aggregates up to 38.9" (988mm) of snow.Daylight
In April, the average length of the day is 13h and 20min.On the first day of the month, sunrise is at 6:45 am and sunset at 7:29 pm. On the last day of April, sunrise is at 6:01 am and sunset at 7:59 pm EDT.
Sunshine
In April, the average sunshine is 7.1h.UV index
In Upper Lehigh, the average daily maximum UV index in April is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In April, the maximum UV index of 3 transforms into these recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the usual temperature for Upper Lehigh in April?
What is the least humid month in Upper Lehigh?
What is the average humidity in April in Upper Lehigh?
How many days does it rain in April in Upper Lehigh?
How many days does it snow in April in Upper Lehigh?
How many hours of daylight does Upper Lehigh have in April?
When is the sunrise / sunset in April in Upper Lehigh?
How many hours of sunshine does Upper Lehigh have in April?
What is the UV index reading in April in Upper Lehigh?
Average temperature in April
Upper Lehigh, PA
- Average high temperature in April: 55°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in April: 37.9°F
The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in April
Upper Lehigh, PA
- Average pressure in April: 29.98"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in April
Upper Lehigh, PA
- Average wind speed in April: 8.3mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in April
Upper Lehigh, PA
- Average humidity in April: 78%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (78%).
Average rainfall in April
Upper Lehigh, PA
- Average rainfall in April: 3.23"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in April
Upper Lehigh, PA
- Average rainfall days in April: 16.4 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7 days).
Average snowfall in April
Upper Lehigh, PA
- Average snowfall in April: 1.34"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in April
Upper Lehigh, PA
- Average snowfall days in April: 3.6 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in April /
Average sunshine in April
Upper Lehigh, PA
- Average daylight in April: 13h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 7h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in April
Upper Lehigh, PA
- Average sunshine days in April: 10.4 days
The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in April
Upper Lehigh, PA
- Average UV index in April: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in April
Upper Lehigh, PA
- Average cloud cover in April: 53
The months with the most cloud cover are February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in April
Upper Lehigh, PA
- Average visibility in April: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Upper Lehigh, Pennsylvania, USA
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